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Simon Knott 2024-09-16 11:31:21 +02:00
parent aeb4d182f7
commit b4f02bb121
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GPG key ID: 8CEDC00028084AEC
1 changed files with 11 additions and 0 deletions
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11
packages/playwright-core/src/server/injected/highlight.ts
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@ -42,6 +42,7 @@ export type HighlightOptions = {
export class Highlight {
private _glassPaneElement: HTMLElement;
private _glassPaneShadow: ShadowRoot;
private _glassPaneMutationObserver: MutationObserver | undefined;
private _highlightEntries: HighlightEntry[] = [];
private _highlightOptions: HighlightOptions = {};
private _actionPointElement: HTMLElement;
@ -91,6 +92,15 @@ export class Highlight {
install() {
this._injectedScript.document.documentElement.appendChild(this._glassPaneElement);
// JS frameworks like React erase the entire DOM upon hydration, so we need to recreate it
this._glassPaneMutationObserver = new MutationObserver(mutations => mutations.forEach(mutation => {
for (const removedNode of mutation.removedNodes) {
if (removedNode === this._glassPaneElement)
this._injectedScript.document.documentElement.appendChild(this._glassPaneElement);
}
}));
this._glassPaneMutationObserver.observe(this._glassPaneElement);
}
setLanguage(language: Language) {
@ -107,6 +117,7 @@ export class Highlight {
uninstall() {
if (this._rafRequest)
cancelAnimationFrame(this._rafRequest);
this._glassPaneMutationObserver?.disconnect();
this._glassPaneElement.remove();
}